Adding within 100

Front

75 + 25 =

Back

100

Front

55 + 23 =

Back

78

Front

10 + 20 =

Back

30

Front

71 + 11 =

Back

82

Front

CHALLENGE: 130 + 44 =

Back

174

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is the sum of 1 and 1?

Back

2

Front

What do you call the number you add to?

Back

The number you add to is called the 'addend'.

Front

What is the result of an addition called?

Back

The result of an addition is called the 'sum'.

Front

If you have 30 and add 20, what do you get?

Back

50